3-Formyl-4-hydroxybenzoic acid

3-甲酰基-4-羟基苯甲酸

Also known as: 4-hydroxy-5-formylbenzoic acid, Benzoic acid, 3-formyl-4-hydroxy-, MFCD00016595, 4-Hydroxyisophthalaldehydic acid, 5-Carboxysalicylaldehyde

CAS No.
584-87-2
Jingsj CID
J-3578-3
Molecular Formula
C8H6O4
Chinese Name
3-甲酰基-4-羟基苯甲酸
Molecular Weight
166.131 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point246-250ºC(lit.)
Boiling Point345.5±32.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point177.0±21.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-Formyl-4-hydroxybenzoic acid?

584-87-2

What are the molecular formula and molecular weight of 3-Formyl-4-hydroxybenzoic acid?

C8H6O4, molecular weight 166.131 g/mol

Is 3-Formyl-4-hydroxybenzoic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026